Ejemplo n.º 1
0
        /// <summary>
        /// Edits the specified object's value using the editor style indicated by the <see cref="M:System.Drawing.Design.UITypeEditor.GetEditStyle"/> method.
        /// </summary>
        /// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext"/> that can be used to gain additional context information.</param>
        /// <param name="provider">An <see cref="T:System.IServiceProvider"/> that this editor can use to obtain services.</param>
        /// <param name="value">The object to edit.</param>
        /// <returns>
        /// The new value of the object. If the value of the object has not changed, this should return the same object it was passed.
        /// </returns>
        public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
        {
            if (value.GetType() != typeof(float))
            {
                return(value);
            }

            var editorService = provider.GetService(typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;

            if (editorService != null)
            {
                float angleDegrees = MathHelper.ToDegrees((float)value);

                AngleControl control = new AngleControl(angleDegrees);

                editorService.DropDownControl(control);

                float angleRadians = MathHelper.ToRadians(control.Angle);

                return(angleRadians);
            }

            return(value);
        }